rust/tests/coverage/inner_items.rs

58 lines
1.2 KiB
Rust

#![allow(unused_assignments, unused_variables, dead_code)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
mod in_mod {
const IN_MOD_CONST: u32 = 1000;
}
fn in_func(a: u32) {
let b = 1;
let c = a + b;
println!("c = {}", c)
}
struct InStruct {
in_struct_field: u32,
}
const IN_CONST: u32 = 1234;
trait InTrait {
fn trait_func(&mut self, incr: u32);
fn default_trait_func(&mut self) {
in_func(IN_CONST);
self.trait_func(IN_CONST);
}
}
impl InTrait for InStruct {
fn trait_func(&mut self, incr: u32) {
self.in_struct_field += incr;
in_func(self.in_struct_field);
}
}
type InType = String;
if is_true {
in_func(countdown);
}
let mut val = InStruct {
in_struct_field: 101,
};
val.default_trait_func();
}